function Squares(n){
    let num = Math.sqrt(n);
    if(num%1!==0) return false;
    return true;
}

console.log(Squares(-1));
console.log(Squares(0));
console.log(Squares(3));
console.log(Squares(4));
console.log(Squares(25));
console.log(Squares(26));
